212820882693312 has 56 divisors (see below), whose sum is σ = 573712898420016. Its totient is φ = 69601798110208.

The previous prime is 212820882693241. The next prime is 212820882693329. The reversal of 212820882693312 is 213396288028212.

It is a super-2 number, since 2×212820882693312² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10456990743 + ... + 10457011094.

Almost surely, 2^{212820882693312} is an apocalyptic number.

It is an amenable number.

212820882693312 is an abundant number, since it is smaller than the sum of its proper divisors (360892015726704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212820882693312 is a wasteful number, since it uses less digits than its factorization.

212820882693312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20914001905 (or 20914001895 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 57.

The spelling of 212820882693312 in words is "two hundred twelve trillion, eight hundred twenty billion, eight hundred eighty-two million, six hundred ninety-three thousand, three hundred twelve".